Esamconn USB Hub 3.0 Super Speed 4 Port with Individual Power on/off Switches and LEDs indicator lights Travel Home USB Charging Sync ports for Cell Phone,Laptop PC Notebook Tablet etc Add 4 USB 3.0 ports to any compatible laptop or Mac easily. Eliminate the hassle of constantly switching devices Enjoy a data transfer rate up to 5Gbps and spend less time syncing (actual rate will depend on the capability of the connected devices Plug and play, supports hot swap; built-in 1 ft cable works great with Laptop/ Ultrabook/ Macbook/ Tablet PC and PC Built-in overvoltage/overcurrent/leakage and short-circuit protection will keep your devices safe